Built for Automation, ebm-papst R4D400-RO22-01 is a 400 V AC backward-curved centrifugal fan, featuring a listed airflow of 5,215 m³/h. It supports replacement and design review. Its documented data supports integration planning.
| Rated Voltage(V) | 400 |
|---|---|
| Size(mm) | 400 |
| Max.Air Flow(m³/h) | 5215 |
| Max.Pressure(Pa) | 530 |
| Input Power(W) | 770 |
| Speed(rpm) | 1580 |
| Noise(db) | 73 |
R4D400-RO22-01 is an ebm-papst AC centrifugal fan for Automation, where controlled heat removal and airflow management must match the actual duty point. Its model-specific format supports OEM builds, retrofit planning and replacement sourcing.
Documented selection points include 400 V supply, 770 W input, 400 mm size, up to 5215 m3/h airflow. These values support electrical, envelope and duty-point comparison.
For procurement, verify voltage, duty point, dimensions, connector and mounting. Correct sizing and clear airflow paths support stable operation, controlled noise and long service life. Confirm speed control, IP protection and approvals in the exact-model datasheet. It supports applications that prioritize reliable operation and maintainable design.
How the R4D400-RO22-01 compares to nearby R4D series variants:
| Model | R4D355-AH11-05 | R4D355-AH11-09 | R4D400-AL17-05 | R4D450-AA04-05 |
|---|---|---|---|---|
| Air Flow | — | — | — | — |
| Power | — W | — W | — W | — W |
| Noise | — dB | — dB | — dB | — dB |
| Size | — mm | — mm | — mm | — mm |
All R4D series fans from Hengrui include performance curves, mounting instructions and factory warranty. Contact us for project-specific selection.
Condenser Cooling: The R4D400-RO22-01 axial fan excels at condenser heat rejection in refrigeration and HVAC.
AHU Air Handling: Engineered for integration into Air Handling Units.
Industrial Process Ventilation: Machinery cooling, enclosure ventilation and process air movement. Hengrui provides custom engineering support.
The workbook marks the product RoHS Compliant. Obtain the exact-model declaration and any project-specific approvals required by the destination market.
Its AC backward-curved centrifugal fan configuration and a listed airflow of 5,215 m³/h provide model-specific criteria for matching Automation systems.
The supplied table lists 400 V. Verify supply type, frequency, wiring and permissible tolerances before commissioning.
Verify mounting orientation, inlet and outlet clearance, fastener security, electrical connections and the exact dimensional drawing before startup.

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